Danilo Aringhieri

The Directional Mobility Measurement tool (DMMtool.m) is a free interactive instrument, which computes in MATLAB the directional mobility index by automatically importing and elaborating the data from a wide-format panel, not necessarily balanced, stored in a ‘.xls’ or ‘.xlsx’ spreadsheet, for a single, quantitative, ‘size-type’ scalar variable. We will imagine a sample of firms observed over many successive years to assess their tendency to upsize or downsize...